visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc 233 7 j5020ahf rev d ultra low profile 0805 20db directional coupler description the DC2337J5020AHF is a low cost, low profile subminiature high performance 20 db directional coupler in an easy to use rohs compliant, halogen free surface mount package. it is designed for 230 0 C 3700mhz applications including: wifi, wimax, wibro, lte2600, bluetooth a nd low power radio gateway applications. the DC2337J5020AHF is ideal f or power detection, signal injection and other applications where low insertio n loss signal monitoring is required. the DC2337J5020AHF is available on tape and reel fo r pick and place high volume manufacturing. all of the xinger components are con structed from ceramic filled ptfe composites which possess excellent electrical and mechanical stability. all parts have been subjected to rigorous qualification testing and units are 100% rf tested. detailed electrical specifications: specifications subject to change without notice. room (25?c) frequency (mhz) mean coupling (db) insertion loss (db) return loss (db) directivity (db) frequency sensitivity (db) power handling (watts) min typ. max typ. max typ. min typ. min typ. max max 2300 - 2400 19.2 20.2 21.1 0.09 0.13 21.2 16.9 17.2 11.3 0.07 0.08 2 2400 - 2500 19.1 20.1 21 0.09 0.13 20.9 16.6 17.2 11.7 0.06 0.06 2 2630-2655 19 19.9 20.9 0.09 0.14 20.4 16.2 18.7 12.6 0.01 0.01 2 features: ? 2300 C 3700 mhz ? mean coupling 20db ? 0.56mm height profile ? ultra low insertion loss ? surface mountable ? tape & reel ? rohs compliant ? halogen free ? -55 c to 85 c 3300-3700 19.1 21.3 22.9 0.14 0.21 21.2 16.3 14.9 9.7 0.52 0.71 2 ** specification based on performance of unit properly installed on microstrip printed circuit boards wit h 50 nominal impedance. outline drawing mechanical outline dimensions are in millimeters 2.040.10 1.290.10 0.550.06 1 2 3 6 5 6x 0.30 6x 0.22 4x 0.65 6x 0.98 orientation marker denotes pin location 4 orientation marker denotes pin location top view side view bottom view 5 4 2 16 3 pin gnd coupled input gnd isolated direct 2x 0.15 4x 0.37 gnd isolated direct gnd coupled input configuration1 configuration2
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc233 7 j5020ahf rev d typical performance: 2300 mhz. to 3700 mhz.(configu ration 1) 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 30 25 20 15 10 5 0 coupling (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 45 40 35 30 25 20 15 10 5 0 directivity (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 45 40 35 30 25 20 15 10 5 0 return loss at input port (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 45 40 35 30 25 20 15 10 5 0 return loss at direct port (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 45 40 35 30 25 20 15 10 5 0 return loss at isolated port (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 45 40 35 30 25 20 15 10 5 0 return loss at coupled port (db) freq [ghz]
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc 233 7 j5020ahf rev d 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 3 2.5 2 1.5 1 0.5 0 insertion loss (db) freq [ghz] 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 3 2.5 2 1.5 1 0.5 0 transmission loss (db) freq [ghz] wideband performance: 0 to 8500mhz (configuration 1 ) 1 2 3 4 5 6 7 8 30 25 20 15 10 5 0 coupling (db) freq [ghz] 1 2 3 4 5 6 7 8 45 40 35 30 25 20 15 10 5 0 directivity (db) freq [ghz] 1 2 3 4 5 6 7 8 45 40 35 30 25 20 15 10 5 0 return loss at input port (db) freq [ghz] 1 2 3 4 5 6 7 8 45 40 35 30 25 20 15 10 5 0 return loss at direct port (db) freq [ghz]
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc233 7 j5020ahf rev d 1 2 3 4 5 6 7 8 45 40 35 30 25 20 15 10 5 0 return loss at isolated port (db) freq [ghz] 1 2 3 4 5 6 7 8 45 40 35 30 25 20 15 10 5 0 return loss at coupled port (db) freq [ghz] 1 2 3 4 5 6 7 8 3 2.5 2 1.5 1 0.5 0 insertion loss (db) freq [ghz] 1 2 3 4 5 6 7 8 3 2.5 2 1.5 1 0.5 0 transmission loss (db) freq [ghz]
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc 233 7 j5020ahf rev d definition of measured specifications * 100% rf test is performed on configuration 1 where port 1 is connected to pin1, port 2 is connected to pin 2, port 3 is connected to pin 5 and port 4 is connected to pin 6 . parameter definition mathematical representation for pin configuration 1 mathematical representation for pin configuration 2 return loss the impedance match of the coupler to a 50 system. return loss is an alternate means to express vswr. return loss (db)= 10 20 log ( ) 1, 2, 3, 4 ii s i = return loss (db)= 10 20 log ( ) 1, 2, 3, 4 ii s i = mean coupling at a given frequency ( n ), coupling is the input power divided by the power at the coupled port. mean coupling is the average value of the coupling values in the band. n is the number of frequencies in the band. coupling (db) = 10 34 20 log c s = mean coupling (db) = n c n n n = 1 ) ( coupling (db) = 10 21 20 log c s = mean coupling (db) = n c n n n = 1 ) ( insertion loss the input power divided by the sum of the power at the two output ports. 2 2 10 14 34 10 log ( ) s s + 2 2 10 41 21 10 log ( ) s s + transmission loss the input power divided by the power at the direct port. 10 14 20 log ( ) s 10 41 20 log ( ) s directivity the power at the coupled port divided by the power at the isolated port. 24 10 34 20 log ( ) s s 31 10 21 20 log ( ) s s frequency sensitivity the decibel difference between the maximum in band coupling value and the minimum in band coupling value. (max coupling (db) C min coupling (db))/2 (max coupling (db) C min coupling (db))/2
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc233 7 j5020ahf rev d mounting configuration: in order for xinger surface mount components to wor k optimally, the proper impedance transmission line s must be used to connect to the rf ports. if this condition is not satisfied, insertion loss, isolation and vs wr may not meet published specifications. all of the xinger components are constructed from o rganic ptfe based composites which possess excellen t electrical and mechanical stability. xinger compone nts are compliant to a variety of rohs and green st andards and ready for pbfree soldering processes. pads are gol d plated with a nickel barrier. an example of the pcb footprint used in the testing of these parts is shown below. in specific designs , the transmission line widths need to be adjusted to the unique dielectric coefficients and thicknesses as well as varying pick and place equipment tolerances. .41 .33 .25 .66 .04 circuit pattern footprint pad (s) solder resist mounting footprint dimensions are in millimeters plated thru holes to ground plated thru holes to ground 4x transmission lines
visit us at www.anaren.com usa/canada: toll free: europe: asia: (315) 4328909 (800) 4116596 +44 2392232392 +86 51262749282 model dc 233 7 j5020ahf rev d packaging and ordering information parts are available in reel and are packaged per ei a 4812. parts are oriented in tape and reel as sh own below. minimum order quantities are 4000 per reel. see mo del numbers below for further ordering information . 1.75 3.50 4.00 1.60 .81 8.00 4.00 2.00 .25 2.41
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